CN204890766U - Medical automatic voltage regulation gut purge ware - Google Patents
Medical automatic voltage regulation gut purge ware Download PDFInfo
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- CN204890766U CN204890766U CN201520650366.3U CN201520650366U CN204890766U CN 204890766 U CN204890766 U CN 204890766U CN 201520650366 U CN201520650366 U CN 201520650366U CN 204890766 U CN204890766 U CN 204890766U
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Abstract
The utility model provides a medical automatic voltage regulation gut purge ware, include that the power output end and the 2nd power output that connect through optoelectronic coupler hold, hold the speed governing air pump of being connected, singlechip and the pressure sensor that the electricity is connected with the 2nd power output, the pressure signal collection pin of singlechip is connected to pressure sensor's output, and optoelectronic coupler's output passes through switch circuit connection speed governing air pump, and the output duty cycle pin of singlechip is connected to its input. The speed governing air pump gets the electrician and makes the pressurize, and this pressure of the real -time collection of pressure sensor is gathered after MCU processing, comes the operating condition of control switch circuit according to the result, reaches in order to adjust the average rotational speed that brushless motor was adjusted to the average voltage value of loading on speed governing air pump brushless motor, and the speed and the flow of human body are gone into or pump to the final adjustment liquor pump, reach automated inspection, automatic voltage regulation's purpose, can accomplish the highest pressure regulating precision on retrenching component count, reduce cost's basis.
Description
Technical field
This utility model belongs to medical apparatus and instruments automatic control technology field, is specifically related to a kind of medical automatic Regulation defecating device.
Background technology
Medical defecating device has another name called hydrotherapy instrument, Hydropathic device, bowel lavage instrument etc., for inserting colon perfusion liquid by anal canal from anus, reach the object of relieving constipation waste discharge, the liquid injected can stimulate enterokinesia, soften, be beneficial to and produce defecation clearly, and have cooling, hasten parturition, dilute enteral poisonous substance and reduce the effect absorbed, in addition, also can reach for the therapeutic purposes such as drug, nutrition.Can by anal canal to colonic injection of medicine, nutrition, the liquid of moisture etc., and inflate to colonic, also by anal canal, intracolic refuse can be discharged simultaneously, material is injected by anal canal or discharges colon is realized by the pressure reduction at anal canal two ends, when ambient pressure is large, by liquid or gas press-in colonic, when pressure in human body is large, intracolic refuse is discharged, in order to reduce the sense of discomfort of patient, or material is injected smoothly or discharges, sausage filler needs to adjust anal canal and connects extraneous force value of holding when being used for different object, existing medical defecating device does not have the function of automatic Regulation, can not the work of control pump accurately, too high, too low force value all can allow patient produce strong sense of discomfort, even jeopardize safety, simultaneously, the sense of discomfort that the patient of all ages and classes and different sign enters in body to material or the trickle speed difference that excretes produces is inconsistent, owing to not possessing automatic Regulation function, existing sausage filler is hindered developing in different patient demand.
Summary of the invention
For solving the problems of the technologies described above, this utility model provides a kind of medical automatic Regulation defecating device, takes into full account comfort and the intestine cleaning effect of patient, and adjustment bowel relieving liquid enters or discharge the pressure in human body automatically.
For achieving the above object, the technical solution of the utility model is as follows: a kind of medical automatic Regulation defecating device, comprise and there is the first power output end VCC1, the power circuit of second source outfan VCC2, the air pump be connected with second source outfan VCC2, and the single-chip microcomputer U1 of electrical connection and the pressure transducer U2 stretched in described defecating device, the outfan of pressure transducer U2 connects the pressure signal collection pin IN of single-chip microcomputer U1, described air pump is the speed governing air pump M of band brushless electric machine, connected by photoelectrical coupler U3 between described first power output end VCC1 and second source outfan VCC2, it is characterized in that: the output duty cycle pin PWM of single-chip microcomputer U1 connects the input of photoelectrical coupler U3, the outfan of photoelectrical coupler U3 connects speed governing air pump M by on-off circuit.
In this utility model preferred embodiment, comprise two audions that described on-off circuit comprises cascade further, be respectively the first audion Q1 and the second audion Q2, the base stage of the first audion Q1 connects the outfan of photoelectrical coupler U3, its colelctor electrode is by the base stage that collector resistance Rc connects second source outfan, its emitter stage connects the second audion Q2, and the colelctor electrode of the second audion Q2 connects speed governing air pump M, its grounded emitter.
In this utility model preferred embodiment, comprise termination first power output end of described photoelectrical coupler U3 input further, its other end connects the output duty cycle pin PWM of single-chip microcomputer U1, and what connect photoelectrical coupler U3 input two ends is also provided with light emitting diode VD1.
In this utility model preferred embodiment, comprise further be connected in parallel with described speed governing air pump M be also provided with a reverse protection diode VD2.
In this utility model preferred embodiment, the model comprising described pressure transducer U2 is further MP3V5050.
In this utility model preferred embodiment, the I/0 comprising described single-chip microcomputer U1 further changes output pin and is also electrically connected with a touch-screen display.
In this utility model preferred embodiment, the I/O comprising described single-chip microcomputer U1 further changes input pin and is also electrically connected with a keyboard.
The beneficial effects of the utility model are: the medical automatic Regulation defecating device of one of the present utility model, speed governing air pump obtains electric work to improve the pressure pumping into or pump, this force value of collection that pressure transducer is real-time, through single-chip microcomputer process after collection, the duty of gauge tap circuit is carried out according to result, reach to regulate and be carried in average voltage level on speed governing air pump brushless electric machine to adjust the mean speed of brushless electric machine, and then the pressure that adjustment speed governing air pump pumps into or pumps, rearrange liquids pumps into or pumps speed and the flow of human body, reach automatic detection, the object of automatic Regulation, simplifying number of elements, the highest regulation precision can be accomplished in the basis reduced costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in this utility model embodiment technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit diagram of this utility model preferred embodiment.
10-power circuit, 20-on-off circuit, 30-keyboard, 40-touch-screen display.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
Embodiment
As shown in Figure 1, a kind of medical automatic Regulation defecating device is disclosed in the present embodiment, comprise the power circuit 10 of electrical connection, on-off circuit 20, air pump, and the single-chip microcomputer U1 of electrical connection and the pressure transducer U2 stretched in defecating device, the preferred air pump of this utility model is the speed governing air pump M of band brushless electric machine, the rotating speed of brushless electric machine can be adjusted by the change average voltage level be carried on speed governing air pump M, reach flow and flow velocity that adjustment air pump pumps into or pump.Wherein, power circuit 10 has the first power output end VCC1 and second source outfan VCC2, the DC source exporting 5V, 12V can be stablized respectively by the first power output end VCC1 and second source outfan VCC2, connected by photoelectrical coupler U3 between first power output end VCC1 and second source outfan VCC2, photoelectrical coupler U3 carries out electrical isolation to control signal and drive singal; The outfan of pressure transducer U2 connects the pressure signal collection pin IN of single-chip microcomputer U1, the output duty cycle pin PWM of single-chip microcomputer U1 connects the input of photoelectrical coupler U3, the I/0 conversion output pin that the outfan of photoelectrical coupler U3 connects speed governing air pump M single-chip microcomputer U1 by on-off circuit 20 is also electrically connected with a touch-screen display 40, and the I/O of single-chip microcomputer U1 changes input pin and is also electrically connected with a keyboard 30.Wherein, the model of the preferred pressure transducer U2 of this utility model is MP3V5050.Concrete: the preferred on-off circuit 20 of this utility model comprises two audions of cascade, be respectively the first audion Q1 and the second audion Q2, the base stage of the first audion Q1 connects the outfan of photoelectrical coupler U3, its colelctor electrode is by the base stage that collector resistance Rc connects second source outfan VCC2, its emitter stage connects the second audion Q2, and the colelctor electrode of the second audion Q2 connects speed governing air pump M, its grounded emitter.
Based on the said structure of on-off circuit 20, its work process is as follows: when the PWM pin output low level of single-chip microcomputer U1, the diode current flow of photoelectrical coupler U3 input, the triode ON of its outfan, as the first audion Q1 and the equal conducting of the second audion Q2 of speed governing air pump power drive, second source outfan VCC2, governor pump M, loop is formed with the second audion Q2, the 12V DC source that second source outfan VCC2 exports is powered to the brushless electric machine total head of speed governing air pump M, speed governing air pump M obtains electric work, improve the force value pumping into or pump, during the PWM pin output low level of single-chip microcomputer U1, the diode reverse cut-off of photoelectrical coupler U3 input, the audion cut-off of its outfan.All end as the first audion Q1 of speed governing air pump power drive and the second audion Q2, the brushless electric machine of speed governing air pump M stops operating.Single-chip microcomputer U1 regulates the conducting state of the audion of two power drive (Q1, Q2) and ON time to carry out regulation output to the average voltage level on speed governing air pump M brushless electric machine by the size of regulation output dutycycle, single-chip microcomputer U1 outfan volume dutycycle is larger, the average voltage level outputted on speed governing air pump M brushless electric machine is larger, the rotating speed of brushless electric machine is larger, the flow that speed governing air pump M pumps into or pumps and flow velocity larger, force value is larger; Otherwise the dutycycle that single-chip microcomputer U1 exports is less, and the average voltage level outputted on speed governing air pump M brushless electric machine is less, and the rotating speed of brushless electric machine is less, and the flow that speed governing air pump M pumps into or pumps is less, and force value is less, reaches the object of automatic Regulation.
As further improvement of the utility model, one termination first power output end VCC1 of described photoelectrical coupler U3 input, its other end connects the output duty cycle pin PWM of single-chip microcomputer U1, and what connect photoelectrical coupler U3 input two ends is also provided with light emitting diode VD1.When speed governing air pump M obtains electric work, light emitting diode VD1 is bright, can see whether system starts work intuitively from the external world.
In order to the control system preventing speed governing air pump M polarity from assembling inverse time impact failure front end, what of the present utility model and described speed governing air pump M was connected in parallel is also provided with a reverse protection diode VD2.
Based on the said structure of defecating device, defecating device of the present utility model can realize automatic detected pressures, the work process of automatic Regulation is as follows: medical worker is according to the user demand of different patient, by keyboard 30, or the target pressure value of speed governing air pump M is set in advance by the touch screen of touch-screen display 40, target pressure value is stored in the memorizer of single-chip microcomputer U1, speed governing air pump M obtains the force value that electric rear lifting pumps into or pumps, this force value of collection that pressure transducer U2 is real-time also feeds back to single-chip microcomputer U1, this real-time pressure value of single-chip microcomputer U1 control output shows on touch-screen display 40 on the one hand, the force value that single-chip microcomputer U1 is more real-time on the other hand and target pressure value, adjust by adjustment output duty cycle size the average voltage level be carried on speed governing air pump M brushless electric machine according to comparative result, the rotating speed of adjustment brushless electric machine, the flow that final adjustment speed governing air pump M pumps into or pumps, reach the object of adjustment pressure.Concrete: when real-time pressure value is less than target pressure value, single-chip microcomputer U1 controls to increase output duty cycle, increase brushless electric machine average voltage level, improve the mean speed of brushless electric machine, increase the flow that speed governing air pump M pumps into or pumps, to improve force value; Otherwise, when real-time pressure value is greater than target pressure value, single-chip microcomputer U1 controls to reduce output duty cycle, reduce the average voltage level of brushless electric machine, reduce the average red brill Soviet Union of brushless electric machine, reduce the flow that speed governing air pump M pumps into or pumps, to reduce force value, until real-time pressure value is identical with target pressure value, realize the function of automatic detection of the present utility model, automatic Regulation.
Separately, on-off circuit 20 of the present utility model adopt two of cascade audions just can realize speed governing air pump M electric control and power drive, simplifying on number of elements, the basis that reduces costs and can accomplish the highest regulation precision.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses this utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, this utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a medical automatic Regulation defecating device, comprise and there is the first power output end (VCC1), the power circuit of second source outfan (VCC2), the air pump be connected with second source outfan (VCC2), and the single-chip microcomputer (U1) of electrical connection and the pressure transducer (U2) that stretches in described defecating device, the outfan of pressure transducer (U2) connects pressure signal collection pin (IN) of single-chip microcomputer (U1), described air pump is the speed governing air pump (M) of band brushless electric machine, connected by photoelectrical coupler (U3) between described first power output end (VCC1) and second source outfan (VCC2), it is characterized in that: the output duty cycle pin (PWM) of single-chip microcomputer (U1) connects the input of photoelectrical coupler (U3), the outfan of photoelectrical coupler (U3) connects speed governing air pump (M) by on-off circuit.
2. the medical automatic Regulation defecating device of one according to claim 1, it is characterized in that: described on-off circuit comprises two audions of cascade, be respectively the first audion (Q1) and the second audion (Q2), the base stage of the first audion (Q1) connects the outfan of photoelectrical coupler (U3), its colelctor electrode is by the base stage that collector resistance (Rc) connects second source outfan, its emitter stage connects the second audion (Q2), and the colelctor electrode of the second audion (Q2) connects speed governing air pump (M), its grounded emitter.
3. the medical automatic Regulation defecating device of one according to claim 2, it is characterized in that: termination first power output end of described photoelectrical coupler (U3) input, its other end connects the output duty cycle pin (PWM) of single-chip microcomputer (U1), and what connect photoelectrical coupler (U3) input two ends is also provided with light emitting diode (VD1).
4. the medical automatic Regulation defecating device of one according to claim 2, is characterized in that: what be connected in parallel with described speed governing air pump (M) is also provided with a reverse protection diode (VD2).
5. the medical automatic Regulation defecating device of one according to claim 1, is characterized in that: the model of described pressure transducer (U2) is MP3V5050.
6. the medical automatic Regulation defecating device of one according to claim 1, is characterized in that: the I/0 of described single-chip microcomputer (U1) changes output pin and is also electrically connected with a touch-screen display.
7. the medical automatic Regulation defecating device of one according to claim 1, is characterized in that: the I/O of described single-chip microcomputer (U1) changes input pin and is also electrically connected with a keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650366.3U CN204890766U (en) | 2015-08-26 | 2015-08-26 | Medical automatic voltage regulation gut purge ware |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650366.3U CN204890766U (en) | 2015-08-26 | 2015-08-26 | Medical automatic voltage regulation gut purge ware |
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| CN204890766U true CN204890766U (en) | 2015-12-23 |
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| CN201520650366.3U Active CN204890766U (en) | 2015-08-26 | 2015-08-26 | Medical automatic voltage regulation gut purge ware |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105031758A (en) * | 2015-08-26 | 2015-11-11 | 苏州登顶医疗科技有限公司 | Automatic medical pressure adjusting intestine cleaner |
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2015
- 2015-08-26 CN CN201520650366.3U patent/CN204890766U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105031758A (en) * | 2015-08-26 | 2015-11-11 | 苏州登顶医疗科技有限公司 | Automatic medical pressure adjusting intestine cleaner |
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